Hallby
| Dam Name | Hallby |
| River | Angermanalven |
| Near City | Solleftea |
| Administration City | Vasternorrland |
| Country | Sweden |
| Year | 1970 |
| Dam Height | -99 |
| Dam Length | -99 |
| Area(Sqkm) | 42.5 |
| Area(Polygonal) | 42.5 |
| Capital Expenditure | 1815 |
| Depth(M) | 42.7 |
| Avg Displacement Of Water | 158634 |
| Catchment Area In Sqkm | 10082 |
| Main Usage | Hydroelectricity |
| Multi Dams,C,10 | Yes |
| Timeline(Status) | Replacement |
| Status | 4: Poor |
| Longitude | 17.207917 |
| Latitude | 63.90375 |
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